Goltas Goller Bolgesi Cimento Sanayi ve Ticaret AS is a Turkey-based company engaged in the manufacture of construction materials, such as cement, clinker and ready-mix concrete. The Company’s product portfolio comprises CEM I Portland cement, consisting of limestone, marl, iron ore and bauxide; CEM II A cement, which increases workability of mortar and concrete; Portland composite cement, which is primarily composed of tras; Portland cement clinker, which is a hydraulic material composed of clinker phases and other compounds, and SRC, a type of Portland cement containing a high content of iron oxide. The Company has such subsidiaries, as Goltas Hazir Beton A.S. and Goltas Enerji A.S., as well as such affiliates, as Orma A.S., Elmasu A.S., Elmatas A.S. and Goldag Limited Sirketi.